Code selection is an important task in code generation, where the goal is to find an efficient mapping of machine-independent intermediate code to processor-specific machine instructions.
代码选择在编译器的代码产生阶段是一个十分重要的任务，它的目标就是在与机器无关的中间表示代码和与处理器相关的机器指令之间寻找一种高效的映射方法。
Each tip shows how to perform a very specific task and provides step-by-step instructions with detailed code snippets and screen shots.
每个提示显示了如何执行特定任务，并提供详细的代码段和屏幕快照的分步指导。
Each tip shows how to perform a very specific task and provides step-by-step instructions with detailed code snippets and screen shots.
每个提示显示了如何执行特定任务，并提供详细的代码段和屏幕快照的分步指导。
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